VehicleVerdict

1990 Pontiac Grand Prix engine problems

The 1990 Pontiac Grand Prix has 20 engine complaints filed with NHTSA — 8% of the year's total, and roughly flat versus the prior model year.

20

Engine complaints

8%

Share of year

0

Crash-involved

0

Related recalls

Engine complaints by year

Grand Prix engine complaints by model year229 complaints1977: 1 complaints1984: 1 complaints1985: 1 complaints1987: 1 complaints1988: 5 complaints1989: 16 complaints1990: 20 complaints1991: 19 complaints1992: 17 complaints1993: 15 complaints1994: 23 complaints1995: 11 complaints1996: 21 complaints1997: 184 complaints1998: 128 complaints1999: 207 complaints2000: 229 complaints2001: 173 complaints2002: 148 complaints2003: 48 complaints2004: 140 complaints2005: 20 complaints2006: 38 complaints2007: 32 complaints2008: 24 complaints
Grand Prix engine complaints by model year. Red bars are years to avoid.

What owners report

“WHILE DRIVING ABOUT 40 MPH THE ENGINE ALMOST FELL OUT DUE TO RUSTING OF THE ENGINE CRADLE. DRIVER WAS ABLE TO DRIVE THE VEHICLE SAFELY TO A MECHANIC. ENGINE CRADLE AND ENGINE MOUNTS WAS REPLACED AT A REPAIR SHOP. PLACE PROVIDE ANY FURTHER INFORMATION. *AK”

Complaint filed with NHTSA · Engine · July 28, 1999

Common questions

How many engine complaints does the 1990 Pontiac Grand Prix have?

NHTSA has 20 complaints about the 1990 Pontiac Grand Prix engine — 8% of all complaints filed for that model year.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.